How did Indians in America use fire?
美国的印第安人是如何使用火的？
The first idea I got was to use fire, because I thought lions were scared of fire.
我想到的第一个主意是用火，因为我认为狮子害怕火。
Girls use fire sticks instead!
女孩使用火改为黏住！
We have to be careful when we use fire.
当我们用火时候必须小心。
Factory workers also use fire to make glasses.
工人们也用火来烧制玻璃。
In winner, we use fire wood to light fire.
在冬天我们用木柴烧火。
Factory workers also use fire to make glass.
工厂的工人也用火制玻璃。
Nobody knows exactly how people began to use fire.
没有人确切地知道人们是如何开始使用火的。
But he could also use fire to shape metal and make weapons.
但他还可以用火来铸金属并制作武器。
Being able to use fire was a big progress in human history.
掌握对火的使用，是人类历史上取得的重要进步。
Can use fire, tries the woman can use gold, tries men with women.
试金可以用火，试女人可以用金，试男人可以用女人。
Nowadays, people do not only use fire to cook food or boil water.
现在，人们不仅仅用火做饭，烧水。
Fire can destroy everything. We have to be careful when we use fire.
火能烧毁一切。当我们用火的时候必须小心。
In our country from ancient from Beijing, has already started to use fire.
我国从远古的北京人开始，就已经开始使用火了。
In factories, workers use fire to melt metals make things of different shapes.
工厂里，工人们用火熔化金属来制造各种不同形状的产品。
In factories, workers use fire to melt metals to make things of different shapes.
在工厂里，工人们用火熔化金属，以制造各种形状的物品。
This ape-man could walk erect, make and use simple tools and knew how to use fire.
这种猿人能够直立行走，打制和使用简单工具，并且知道如何使用火。
But if they do not use fire, which is cheap, then what are they going to use - strimmers? Chainsaws? Tractors?
但是，如果他们不用廉价的火，又能要用什么——电动割草机？链锯？还是拖拉机？
The forest, meanwhile, sometimes looks like a smoky wasteland, as people use fire to clear the forest for crops.
与此同时，由于人们防火烧荒种庄稼，所以这片森林看起来就像一块烟雾缭绕的荒原一样。
The fume hood exhaust system should be set up independently, not the common duct, but can not use fire duct.
通风橱的排风系统宜独立设置，不宜共用风道，更不能借用消防风道。
Through exoterica analyse or test validate in practice, worker can use fire to polish outside hydrogen pressure vessel.
通过理论分析或实际测试验证，在氢气压力容器的罐体外部可以进行动火打磨工作。
Staff in domestic food area should receive basic fire protection training and be able to use fire extinguishing equipments.
食品家用区域的员工应接受基本消防培训，会使用消防器材灭火。
Knowing how to use fire may have helped the early humans who left Africa 50, 000 to 60, 000 years ago to cope with colder conditions in Europe.
知道用火可能帮助了那些5万到6万年前离开非洲的早期人类，以应付欧洲的寒冷条件。
Knowing how to use fire may have helped the early humans who left Africa 50,000 to 60,000 years ago to cope with colder conditions in Europe.
学会火的使用可能有助于于50,000到60,000年前离开非洲的早期人类成功对付欧洲更冷的气候条件。
They have described humans as the animals who make tools, or reason, or use fire, or laugh, or any one of a dozen other appealing oversimplifications.
他们把人描述为或能制造工具、或能思考、或能用火、或能发笑、或具备其他任何一种虽然过分简化但很有吸引力的能力的动物。
PeKin man, lived from 460,000 BC to 230,000 BC, who could use fire and can make the tools from stone is a good example for early Old stone Age men.
北京人大约生活在公元前460,000年到230,000年之间，能够用火，并能制造石头工具，是早期旧石器时期人类的一个好实例。
The electrician should master the method of removing common electric failure and be able to use fire extinguishers to put out the electric fire disaster.
要掌握排除一般电气故障的方法，并能使用灭火器扑灭电气火灾。
The electrician should master the method of removing common electric failure and be able to use fire extinguishers to put out the electric fire disaster.
要掌握排除一般电气故障的方法，并能使用灭火器扑灭电气火灾。
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